Child chair



FIG. 1 is a top plan view of a child chair design;

FIG. 2 is a front elevation view of the child chair design of FIG. 1;

FIG. 3 is a left side elevation view of the child chair design of FIG. 1; and,

FIG. 4 is a top perspective view of the child chair design of FIG. 1.

The broken line portion of the drawings is included to show portions of the article that forms no part of the claimed design. 

CLAIM The ornamental design for child chair, as shown and described. 